Entertainment
| Tue 13 Oct 2026
Beijing, Oct. 12 -- Beijing Gonglian Jieda Highway Maintenance Engineering and Beijing Capital Road Dev Group Co Ltd have been granted a patent for Cold Patch Asphalt Mixture Pit Slot Repairing Structure. Zhao Yuhua, Wen Long, Wang Dong, Li Yin, Yang Wei, Qiu Chuan, Zhai Lifeng, Zhai Xueguo, Guo Weixiong, Zhang Hui and Tian Jian..